The Generator EngineEncyclopedia

Mitsubishi S12R-PTA2-C vs SDEC 16XTAA38-G32

The Mitsubishi S12R-PTA2-C and SDEC 16XTAA38-G32 are both diesel generator engines in a similar power class. Both are rated at roughly 1,523 kVA. Displacement is 49.03 L versus 38 L. The table below compares their full specifications side by side.

SpecificationMitsubishi S12R-PTA2-CSDEC 16XTAA38-G32
Headline rating1,526 kVA1,519 kVA
Standby (50 Hz)1,220.8 kWe1,215 kWe
Prime (50 Hz)1,106.8 kWe1,102 kWe
Standby (60 Hz)
Prime (60 Hz)
Displacement49.03 L38 L
ConfigurationV12V16
Cylinders1216
Rated speed1,500 RPM1,500 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage III / UnregulatedChina National Stage III / Unregulated
Dry weight
OriginChinaChina

Choosing between Mitsubishi S12R-PTA2-C and SDEC 16XTAA38-G32

Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing. The Mitsubishi S12R-PTA2-C has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.